Correspondence regarding a Johnson & Phillips hot wire voltmeter

Made:
1906-1914
maker:
Johnson & Phillips Ltd
and
British Engine Insurance Ltd

File of correspondence between Johnson & Phillips Ltd and The British Engine, Boiler and Electrical Insurance Co. Ltd. regarding the supply of a hot wire voltmeter.

Details

Extent:
1 file
Identifier:
YA1966.25
Access:
Access is given in accordance with the Museum of Science and Industry's access policy. Material from this collection is available to researchers through the Museum's Archive Study Area.